What subject historians to understand where events took place

Ineed with what i should write for my research paper. my topic is history of slavery. 1800 words. all i need is what to write in each paragraphs. like when the research paper has titles for each paragraph and it explains the tile in each paragraph. for example when did slaverh begin? why did it begin like an outline.

Soon-yi's house has a hexagonal window made up of six identical equilateral triangles as pictured below.

How did people in the 14th century understand black death